From patchwork Fri Feb 18 11:39:44 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 12751388 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D21CBC433FE for ; Fri, 18 Feb 2022 11:44:23 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DFFEC10ED3A; Fri, 18 Feb 2022 11:44:22 +0000 (UTC) Received: from mail.kapsi.fi (mail.kapsi.fi [IPv6:2001:67c:1be8::25]) by gabe.freedesktop.org (Postfix) with ESMTPS id D4ED110ED80 for ; Fri, 18 Feb 2022 11:43:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kapsi.fi; s=20161220; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=2XxsiK92ajTqs46b9089NxLucidVFVpIJiUHsplfle8=; b=WuyCmhF77fhLnfvhgij+hUCZ14 SMqaxYKi4+t0lS536/HHtA/faGxpnHnrMtYOLZc/ltcEhYUSFX/V6TLCkGn//1YZhrZbJPNdviNDH FGLA2c7P4rs2np3rcgr49GAA0q3U7aDn7YfpVvvu8m80NIHo5LW8FFyISXiobkXq6F3qMlE2bqJSH 0jtnCLv3oD+gDKHVLTvkpJh4igZZSp16K1J7ulb0Bl5wbxDBqkdGAvUtDTcgRWEhaNrkk/EUWtYCM JIq0SVMkqBP/QtZWfGaPOlot2NkXsWS/B4j8+NnkW4tk88jTcDiePoRuP8hU7vR/RaPXd+LhZgIXg Oc32ZZNw==; Received: from 91-158-25-70.elisa-laajakaista.fi ([91.158.25.70] helo=toshino.localdomain) by mail.kapsi.fi with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1nL1fp-0006eP-RF; Fri, 18 Feb 2022 13:43:41 +0200 From: Mikko Perttunen To: thierry.reding@gmail.com, jonathanh@nvidia.com, joro@8bytes.org, will@kernel.org, robh+dt@kernel.org, robin.murphy@arm.com Subject: [PATCH v3 1/9] dt-bindings: host1x: Add memory-contexts property Date: Fri, 18 Feb 2022 13:39:44 +0200 Message-Id: <20220218113952.3077606-2-mperttunen@nvidia.com> X-Mailer: git-send-email 2.35.0 In-Reply-To: <20220218113952.3077606-1-mperttunen@nvidia.com> References: <20220218113952.3077606-1-mperttunen@nvidia.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 91.158.25.70 X-SA-Exim-Mail-From: mperttunen@nvidia.com X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Mikko Perttunen , iommu@lists.linux-foundation.org, linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add schema information for the memory-contexts property used to specify context stream IDs. This uses the standard iommu-map property inside a child node. Signed-off-by: Mikko Perttunen --- v3: * New patch --- .../bindings/display/tegra/nvidia,tegra20-host1x.yaml | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml index 4fd513efb0f7..3ac0fde54a16 100644 --- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml +++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml @@ -144,6 +144,16 @@ allOf: reset-names: maxItems: 1 + memory-contexts: + type: object + properties: + iommu-map: + description: Specification of stream IDs available for memory context device + use. Should be a mapping of IDs 0..n to IOMMU entries corresponding to + usable stream IDs. + required: + - iommu-map + required: - reg-names